.layui-nav-tree
{
    width:180px;
}
.site-tree, .site-content {
    vertical-align: top;
    font-size: 14px;
}
.site-content {
    width: 100%;
    padding-left: 200px;
    box-sizing: border-box;
}
.site-h1 {
    margin-bottom: 20px;
    line-height: 60px;
    padding-bottom: 10px;
    color: #393D49;
    border-bottom: 1px solid #eee;
    font-size: 28px;
    font-weight: 300;
}
.site-title {
    margin: 30px 0 20px;
}
.site-title fieldset {
    border: none;
    padding: 0;
    border-top: 1px solid #eee;
}
.site-title fieldset legend {
    margin-left: 20px;
    padding: 0 10px;
    font-size: 22px;
    font-weight: 300;
}
.site-text {
    position: relative;
}
.site-tips {
    margin-top:10px;
    margin-bottom: 10px;
    padding: 15px;
    border-left: 5px solid #0078AD;
    background-color: #fbfbfb;
}

.stu_form {
    padding: 20px;
}

.form-label-text {
    color: #01AAED;
    padding: 9px 5px;
    line-height: 20px;
    box-sizing: border-box;
}
.layui-form-label span
{
    margin-left:5px;
    color:red;
}
.layui-nav-itemed .dd-itemed
{
    background-color: #2F4056;
}
.layui-nav-itemed .dd-itemed a
{
    color:#01AAED;
}
.text-dnger
{
    color: #FF5722;
}
.stu_form_item
{
    clear:none;
    width:320px;
    float: left;
}